CN1598424A - Distribution type high efficient energy device of central air conditioner - Google Patents
Distribution type high efficient energy device of central air conditioner Download PDFInfo
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- CN1598424A CN1598424A CN 200410040255 CN200410040255A CN1598424A CN 1598424 A CN1598424 A CN 1598424A CN 200410040255 CN200410040255 CN 200410040255 CN 200410040255 A CN200410040255 A CN 200410040255A CN 1598424 A CN1598424 A CN 1598424A
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Abstract
The invention discloses a distributed high efficiency central air conditioner system energy saving device including an intelligent central controller, communication interface, counting model, analog input model, relay output model, each kind of transmitter, and freezing and hot water energy saving device, cooling water energy saving device and cooling tower fan energy saving device. The intelligent central controller, communication interface, counting model, analog input model, relay output model are assembled in a machine cabinet, the freezing and hot water energy saving device, cooling water pump energy saving device and cooling tower fan energy saving device are assembled in themselves cabinet. The central controller charges the settings of run parameter, collection of secondary parameter. The software is programmed according to system protection control tactics and demands operation tactics; the control operation software is programmed according to fuzzy control theory.
Description
Technical field
The present invention relates to a kind of compatible compact formula cooling-water machine and absorption cold/two kinds of dissimilar central air conditioner systems of warm water machine, function admirable, reliable, distributed efficient central air-conditioning energy device that water system can be saved electric energy significantly.
Background technology
Existing central air-conditioning energy device, with the energy-conservation sub-device of freezing/warm water, the energy-conservation sub-device of cooling water pump and the energy-conservation sub-device of blower fan of cooling tower in single central controller management and the running gear, be centralized structure configuration, three sub-devices can not break away from the central controller independent operating.They can not compatible compact formula cooling-water machine and absorption cold/two kinds of dissimilar central air conditioner systems of warm water machine, and aspects such as the control strategy of device, control operation method and operational reliability can't satisfy user's requirements of saving energy by a larger margin under multiple environment for use.
Summary of the invention
For overcoming the above problems, the purpose of this invention provide a kind of good energy-conserving effect, reliable operation, can compatible compact formula cooling-water machine and absorption cold/two kinds of dissimilar central air conditioner systems of warm water machine, the efficient central air-conditioning energy device of distributed frame configuration.
The present invention adopts such technical scheme to realize goal of the invention: the inventive method is with three independently, manage and move these three energy savers of freezing/warm water, cooling water pump and blower fan of cooling tower respectively based on the intelligent controller of PC; Be dispersed in the transmitter of equipment erecting bed, the data transaction of gathering is become the analog quantity of standard, send into each intelligent controller; Three independently intelligent controller can break away from intelligent central controller independent operating, the tracking response speed that this will help promoting sub-device guarantees this device reliability service under multiple environment.
Distributed efficient central air-conditioning energy device of the present invention is characterised in that this device is by intelligent central controller, communication interface, counter module, the analog quantity input module, relay output module, various transmitters and transmitter, and freezing/warm water energy saver, these three sub-energy savers of cooling water pump energy saver and blower fan of cooling tower energy saver constitute, be provided with intelligent controller in each sub-energy saver, have with configuration mode tactful in the intelligence central controller with protection, by the operating software of operation control strategy establishment with press the control operational software that fuzzy control principle is worked out, intelligent central controller by communication bus respectively with counter module, the analog quantity input module, relay output module, intelligent controller in each sub-energy saver connects; Intelligent controller in intelligence central controller, communication interface, counter module, analog quantity input module, relay output module, each sub-energy saver connects, and intelligent central controller, communication interface, counter module, analog quantity input module, relay output module are installed in the rack; Freezing/the warm water energy saver, cooling water pump energy saver and blower fan of cooling tower energy saver are installed in respectively in other racks.
Above-mentioned distributed efficient central air-conditioning energy device, its supply water temperature, return water temperature, for the backwater total flow, be connected with intelligent controller in the energy-conservation sub-device of freezing/warm water for the backwater pressure difference transmitter; Inflow temperature, leaving water temperature transmitter are connected with intelligent controller in the energy-conservation sub-device of cooling water pump; The inflow temperature transmitter also is connected with intelligent controller in the sub-energy saver of blower fan of cooling tower; Electric energy transmitter output is connected with the counter module input; Voltage, current transducer output are connected with analog quantity input module input; The relay output module output is connected with the warning electric bell with alarm lamp; Freezing/warm water energy saver cabinet output is connected with freezing/warm water pump with by-passing valve; Cooling water pump energy saver cabinet output is connected with cooling water pump; Blower fan of cooling tower energy saver output is connected with blower fan of cooling tower.
Distributed efficient central air-conditioning energy device according to method for designing design of the present invention, have good energy-conserving effect, automatically control the reliability height, can compatible compact formula cooling-water machine and absorption cold/two kinds of dissimilar central air conditioner systems of warm water machine, can adapt to various applied environment, guarantee best energy-saving effect, realizing that water system is energy-efficient reaches 60%～80%, electric energy 10% is saved in main frame optimization operation, or fuel saving 10%～30% operation outstanding advantage reliably and with long-term.
Description of drawings
Fig. 1 is the circuit structure block diagram of this distributed efficient central air-conditioning energy device
The specific embodiment
As shown in the figure, this distributed efficient central air-conditioning energy device is by intelligent central controller, communication interface, counter module, the analog quantity input module, relay output module, each transmitter, and freezing/warm water energy saver, these three sub-energy savers of cooling water pump energy saver and blower fan of cooling tower energy saver constitute, be provided with intelligent controller in each sub-energy saver, intelligence has in the central controller with configuration mode with the protection strategy with by the operating software of operation control strategy establishment with by the control operational software of fuzzy control principle establishment, intelligence central controller by communication bus respectively with counter module, the analog quantity input module, relay output module, intelligent controller in each sub-energy saver connects, intelligent central controller, communication interface, counter module, the analog quantity input module, relay output module is installed in No. 0 rack; , freezing/the warm water energy saver, cooling water pump energy saver and blower fan of cooling tower energy saver be installed in respectively in other racks.
Distributed efficient central air-conditioning energy device according to claim 1 is characterized in that supply water temperature, return water temperature, for the backwater total flow, be connected with intelligent controller in the energy-conservation sub-device of freezing/warm water for the backwater pressure difference transmitter; Inflow temperature, leaving water temperature transmitter are connected with intelligent controller in the cooling water pump energy saver; The inflow temperature transmitter also is connected with intelligent controller in the blower fan of cooling tower energy saver; The output of electric energy transmitter is connected with the counter module input; Voltage, current transducer output are connected with analog quantity input module input; The relay output module output is connected with the warning electric bell with alarm lamp; Freezing/warm water energy saver cabinet output is connected with freezing/warm water pump with by-passing valve; Cooling water pump energy saver cabinet output is connected with cooling water pump; Blower fan of cooling tower energy saver output is connected with blower fan of cooling tower.
This device is made up of No. 0 rack, 11 racks, 12 racks, 21 racks, 22 racks, 31 racks.The critical piece of No. 0 rack is intelligent central controller, communication interface, counter module, analog quantity input module and relay output module.11 racks and 12 racks are formed freezing/sub-device of warm water energy saving of system; 21 racks and 22 racks are formed the sub-device of cooling water pump energy saving of system; 31 racks are the energy-conservation sub-device of blower fan of cooling tower.
Intelligence central controller (AWS-8248VTPCI) is through the two-way communication of the intelligent controller of communication interface (PCI-1612A/9), the realization of RS-485 bus and each sub-device; Operating instruction, operational factor that the intelligence central controller will manually be provided with are assigned to each sub-device; The intelligence central controller reads the quadratic parameter and the fault message of each sub-device operation, and they are done to show in real time, monitor on terminal interface.
The intelligence central controller is realized communicating by letter with each module of No. 0 rack through communication interface, RS-485 bus: counter module is sent the consumption active energy of overall apparatus into central controller; Voltage, the magnitude of current when analog quantity input module moves three sub-devices are done to send into central controller after the digitized processing, and this tittle is displayed on the terminal interface, and are used to monitoring and record energy-saving effect.Relay output module is transformed into lamp, bell alarm signal control alarm lamp and the warning electric bell of directly perception with the fault message of each sub-device of central controller collection.
Each sub-device is with the operating software of configuration mode establishment, use the protection control strategy and moved control strategy as required, the former implements chilled water minimum temperature, minimum discharge, for the low pressure reduction of backwater, High Pressure Difference, the cooling water maximum temperature is freezing/safeguard measure in advance of warm water pump minimum operation frequency, thereby ensure the safe operation of central air conditioning equipment, also guaranteed the reliable and stable operation of this device; The latter implements by the difference of period, Sunday, season, service quality rating different operational factors to be set, and under the prerequisite that guarantees comfortableness, realizes maximum energy-saving.Each sub-device is pressed the fuzzy control principle establishment with the control operational software of configuration mode establishment, has good adaptive ability and robustness.Above-mentioned software has ensured the reliability service and the energy-saving effect of this device effectively.
Embodiment 2
This Design of device method is:
One, independently, manage and move these three energy-conservation sub-devices of freezing/warm water, cooling water pump and blower fan of cooling tower respectively based on the intelligent controller of PC with three; Be dispersed in each transmitter of equipment erecting bed, the data transaction of gathering is become the analog quantity of standard, send into each intelligent controller; Three independently intelligent controller can under the coordinated management of intelligent central controller, move, or break away from intelligent central controller independent operating;
Two, the control strategy that the built-in adaptive capacity of each sub-device is strong, control operational software, can not only compatible compact formula cooling-water machine and absorption cold/two kinds of dissimilar central air conditioner systems of warm water machine, can also adapt to multiple different applied environment, guarantee best energy-saving effect, realize water system saving electric energy 60%～80%, electric energy 10% or fuel saving 10%～30% are saved in main frame optimization operation.
Three, preferred highly reliable intelligent controller, module and equipment implemented the Reliability Engineering design criteria, as design of Reducing Rating, Anti-interference Design, go redundancy etc., moves reliably and with long-term with assurance device.
Claims (2)
1; a kind of distributed efficient central air-conditioning energy device; it is characterized in that this device is by intelligent central controller; communication interface; counter module; the analog quantity input module; relay output module; each power consumption transmitter; and freezing/warm water energy saver; these three independently sub-energy savers of blower fan of cooling tower energy saver constitute; be provided with intelligent controller in each sub-energy saver; intelligence is equipped with in the central controller by system with configuration mode with the protection strategy with by the operating software of operation control strategy establishment with by the control operational software of fuzzy control principle establishment; intelligence central controller by communication bus respectively with counter module; the analog quantity input module; relay output module; intelligent controller in each sub-energy saver connects; the intelligence central controller; communication interface; counter module; the analog quantity input module; relay output module is installed in the rack, and is freezing/the warm water energy saver; cooling water energy saver and cooling air energy saver are installed in respectively in other rack.
2, distributed efficient central air-conditioning energy device according to claim 1 is characterized in that supply water temperature, return water temperature, is connected with intelligent controller in the cooling water pump energy saver for backwater total flow, leaving water temperature transmitter; Inflow temperature transmitter, leaving water temperature transmitter also are connected with intelligent controller in the blower fan of cooling tower energy saver; Electric energy transmitter output is connected with the counter module input; Voltage, current transducer output are connected with analog quantity input module input; The relay module output is connected with the warning electric bell with the alarm indicator lamp, and freezing/warm water energy saver cabinet output is connected with freezing/warm water pump with by-passing valve; Cooling water pump energy saver cabinet output is connected with cooling water pump; Blower fan of cooling tower energy saver output is connected with blower fan of cooling tower.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2004100402557A CN1297785C (en) | 2004-07-20 | 2004-07-20 | Distribution type high efficient energy device of central air conditioner |
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| CNB2004100402557A CN1297785C (en) | 2004-07-20 | 2004-07-20 | Distribution type high efficient energy device of central air conditioner |
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| CN1598424A true CN1598424A (en) | 2005-03-23 |
| CN1297785C CN1297785C (en) | 2007-01-31 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1321295C (en) * | 2005-12-01 | 2007-06-13 | 贵州华城楼宇科技有限公司 | Cold-hot electric combined integrated energy-saving intelligent control device |
| CN100385177C (en) * | 2005-06-30 | 2008-04-30 | 深圳市奥宇控制系统有限公司 | Small size central air conditioning network controller |
| CN101025370B (en) * | 2006-02-23 | 2010-10-13 | 珠海格力电器股份有限公司 | Household metering method and system for central air conditioner |
| CN102705957A (en) * | 2012-06-07 | 2012-10-03 | 华南理工大学 | Method and system for predicting hourly cooling load of central air-conditioner in office building on line |
| CN102779228A (en) * | 2012-06-07 | 2012-11-14 | 华南理工大学 | Method and system for online prediction on cooling load of central air conditioner in marketplace buildings |
| WO2013152503A1 (en) * | 2012-04-13 | 2013-10-17 | 北京聚天华节能科技发展有限公司 | Distributed control system for building ecology |
| CN103528168A (en) * | 2013-11-01 | 2014-01-22 | 珠海格力电器股份有限公司 | Air conditioning system operation control method, device, system host and air conditioning system |
| CN104460637A (en) * | 2014-12-25 | 2015-03-25 | 李钢 | Concentrated air conditioner control and management system |
| CN112097371A (en) * | 2020-10-14 | 2020-12-18 | 烟台鼎钰电子科技有限公司 | Central air-conditioning host control system realized based on distributed unit controller |
Families Citing this family (1)
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| CN101398682B (en) * | 2007-09-27 | 2010-11-03 | 项珏 | Split type or integral air conditioner cluster network centralization of management control device and method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2472116Y (en) * | 2001-03-20 | 2002-01-16 | 广东省科学院自动化工程研制中心 | Fuzzy control energy saver for central air conditioner |
| CN1117951C (en) * | 2001-03-20 | 2003-08-13 | 广东省科学院自动化工程研制中心 | Intelligent power saving system for central air conditioner |
| JP4022383B2 (en) * | 2001-10-11 | 2007-12-19 | 高砂熱学工業株式会社 | Integrated heat source system |
| CN1164899C (en) * | 2002-08-27 | 2004-09-01 | 贵州华城楼宇科技有限公司 | Self-adapting energy saving control device with variable flux for compression type central conditioner |
| CN1198093C (en) * | 2003-03-25 | 2005-04-20 | 贵州汇通华城楼宇科技有限公司 | Integrated control method of energy-saving control system for central air conditioning and its basic module |
-
2004
- 2004-07-20 CN CNB2004100402557A patent/CN1297785C/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100385177C (en) * | 2005-06-30 | 2008-04-30 | 深圳市奥宇控制系统有限公司 | Small size central air conditioning network controller |
| CN1321295C (en) * | 2005-12-01 | 2007-06-13 | 贵州华城楼宇科技有限公司 | Cold-hot electric combined integrated energy-saving intelligent control device |
| CN101025370B (en) * | 2006-02-23 | 2010-10-13 | 珠海格力电器股份有限公司 | Household metering method and system for central air conditioner |
| WO2013152503A1 (en) * | 2012-04-13 | 2013-10-17 | 北京聚天华节能科技发展有限公司 | Distributed control system for building ecology |
| CN102705957A (en) * | 2012-06-07 | 2012-10-03 | 华南理工大学 | Method and system for predicting hourly cooling load of central air-conditioner in office building on line |
| CN102779228A (en) * | 2012-06-07 | 2012-11-14 | 华南理工大学 | Method and system for online prediction on cooling load of central air conditioner in marketplace buildings |
| CN102705957B (en) * | 2012-06-07 | 2014-06-11 | 华南理工大学 | Method and system for predicting hourly cooling load of central air-conditioner in office building on line |
| CN102779228B (en) * | 2012-06-07 | 2015-06-03 | 华南理工大学 | Method and system for online prediction on cooling load of central air conditioner in marketplace buildings |
| CN103528168A (en) * | 2013-11-01 | 2014-01-22 | 珠海格力电器股份有限公司 | Air conditioning system operation control method, device, system host and air conditioning system |
| CN103528168B (en) * | 2013-11-01 | 2016-09-14 | 珠海格力电器股份有限公司 | Air conditioning system operation control method, device, system host and air conditioning system |
| CN104460637A (en) * | 2014-12-25 | 2015-03-25 | 李钢 | Concentrated air conditioner control and management system |
| CN112097371A (en) * | 2020-10-14 | 2020-12-18 | 烟台鼎钰电子科技有限公司 | Central air-conditioning host control system realized based on distributed unit controller |
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| CN1297785C (en) | 2007-01-31 |
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